Certified Ethical Hacker 312-50v10 – Question021

Insecure direct object reference is a type of vulnerability where the application does not verify if the user is authorized to access the internal object via its name or key.
Suppose a malicious user Rob tries to get access to the account of a benign user Ned.
Which of the following requests best illustrates an attempt to exploit an insecure direct object reference vulnerability?


A.
GET/restricted/goldtransfer?to=Rob&from=1 or 1=1 HTTP/1.1Host: westbank.com
B. GET/restricted/accounts/?name=Ned HTTP/1.1 Host: westbank.com
C. GET/restricted/bank.getaccount(Ned) HTTP/1.1 Host: westbank.com
D. GET/restricted/rn%00account%00Ned%00access HTTP/1.1 Host: westbank.com

Correct Answer: B